{"id":1209,"date":"2012-09-22T23:27:37","date_gmt":"2012-09-22T15:27:37","guid":{"rendered":"https:\/\/yangtingkun.net\/?p=1209"},"modified":"2012-11-18T20:30:21","modified_gmt":"2012-11-18T12:30:21","slug":"scheduler%e8%b0%83%e7%94%a8xdb%e7%a8%8b%e5%ba%8f%e5%af%bc%e8%87%b4%e6%80%a7%e8%83%bd%e9%97%ae%e9%a2%98","status":"publish","type":"post","link":"https:\/\/yangtingkun.net\/?p=1209","title":{"rendered":"SCHEDULER\u8c03\u7528XDB\u7a0b\u5e8f\u5bfc\u81f4\u6027\u80fd\u95ee\u9898"},"content":{"rendered":"<p>\u5ba2\u6237\u6570\u636e\u5e93\u51fa\u73b0SCHEDULER\u540e\u53f0\u4f5c\u4e1a\u9891\u7e41\u8c03\u7528XDB\u5305\uff0c\u5bfc\u81f4\u7cfb\u7edf\u6027\u80fd\u53d7\u5230\u5f71\u54cd\uff0c\u6570\u636e\u5e93\u7248\u672c\u4e3a10.2.0.3\u3002<br \/>\n\u5bfc\u81f4\u6027\u80fd\u95ee\u9898\u7684SQL\u4e3a\uff1a<\/p>\n<pre lang='SQL'>BEGIN BEGIN IF (xdb.DBMS_XDBZ0.is_hierarchy_enabled_internal(sys.dictionary_obj_owner, sys.dictionary_obj_name, sys.dictionary_obj_owner)) THEN xdb.XDB_PITRIG_PKG.pitrig_truncate(sys.dictionary_obj_owner, sys.dictionary_obj_name); END IF; EXCEPTION WHEN OTHERS THEN null; END; BEGIN IF (xdb.DBMS_XDBZ0.is_hierarchy_enabled_internal(sys.dictionary_obj_owner, sys.dictionary_obj_name, sys.dictionary_obj_owner, xdb.DBMS_XDBZ.IS_ENABLED_RESMETADATA)) THEN xdb.XDB_PITRIG_PKG.pitrig_dropmetadata(sys.dictionary_obj_owner, sys.dictionary_obj_name); END IF; EXCEPTION WHEN OTHERS THEN null; END; END;<\/pre>\n<p>\u8fd9\u4e2aSQL\u5728\u4e00\u5c0f\u65f6\u7684\u65f6\u95f4\u5185\u6267\u884c\u4e86120\u591a\u4e07\u6b21\uff0c\u5e73\u5747\u6bcf\u79d2\u8981\u6267\u884c160\u6b21\uff0c\u96be\u602a\u4f1a\u5bfc\u81f4\u6027\u80fd\u95ee\u9898\u3002Oracle\u5728\u6587\u6863SQL IN XDB.DBMS_XDBZ0 LINE 637 IS MAJOR CONSUMER OF CPU [ID 972671.1]\u5bf9\u8fd9\u4e2a\u95ee\u9898\u8fdb\u884c\u4e86\u8bf4\u660e\uff0c\u5bfc\u81f4\u8fd9\u4e2a\u95ee\u9898\u7684\u539f\u56e0\u662fXDB\u7528\u6237\u8c03\u7528\u4e86SYS.DBMS_SYS_SQL\u8fc7\u7a0b\uff0cOracle\u63d0\u4f9b\u4e86\u8865\u4e01Patch 4766344\u53ef\u4ee5\u89e3\u51b3\u8fd9\u4e2a\u95ee\u9898\u3002<\/p>\n","protected":false},"excerpt":{"rendered":"<p>\u5ba2\u6237\u6570\u636e\u5e93\u51fa\u73b0SCHEDULER\u540e\u53f0\u4f5c\u4e1a\u9891\u7e41\u8c03\u7528XDB\u5305\uff0c\u5bfc\u81f4\u7cfb\u7edf\u6027\u80fd\u53d7\u5230\u5f71\u54cd\uff0c\u6570\u636e\u5e93\u7248\u672c\u4e3a10.2.0.3\u3002 \u5bfc\u81f4\u6027\u80fd\u95ee\u9898\u7684SQL\u4e3a\uff1a BEGIN BEGIN IF (xdb.DBMS_XDBZ0.is_hierarchy_enabled_internal(sys.dictionary_obj_owner, sys.dictionary_obj_name, sys.dictionary_obj_owner)) THEN xdb.XDB_PITRIG_PKG.pitrig_truncate(sys.dictionary_obj_owner, sys.dictionary_obj_name); END IF; EXCEPTION WHEN OTHERS THEN null; END; BEGIN IF (xdb.DBMS_XDBZ0.is_hierarchy_enabled_internal(sys.dictionary_obj_owner, sys.dictionary_obj_name, sys.dictionary_obj_owner, xdb.DBMS_XDBZ.IS_ENABLED_RESMETADATA)) THEN xdb.XDB_PITRIG_PKG.pitrig_dropmetadata(sys.dictionary_obj_owner, sys.dictionary_obj_name); END IF; EXCEPTION WHEN OTHERS THEN null; END; END; \u8fd9\u4e2aSQL\u5728\u4e00\u5c0f\u65f6\u7684\u65f6\u95f4\u5185\u6267\u884c\u4e86120\u591a\u4e07\u6b21\uff0c\u5e73\u5747\u6bcf\u79d2\u8981\u6267\u884c160\u6b21\uff0c\u96be\u602a\u4f1a\u5bfc\u81f4\u6027\u80fd\u95ee\u9898\u3002Oracle\u5728\u6587\u6863SQL IN XDB.DBMS_XDBZ0 &hellip; <a href=\"https:\/\/yangtingkun.net\/?p=1209\">Continue reading <span class=\"meta-nav\">&rarr;<\/span><\/a><\/p>\n","protected":false},"author":1,"featured_media":0,"comment_status":"open","ping_status":"open","sticky":false,"template":"","format":"standard","meta":{"_jetpack_newsletter_access":"","_jetpack_dont_email_post_to_subs":false,"_jetpack_newsletter_tier_id":0,"_jetpack_memberships_contains_paywalled_content":false,"_jetpack_memberships_contains_paid_content":false,"footnotes":""},"categories":[5],"tags":[1065,1064,1063,1062],"jetpack_featured_media_url":"","jetpack_sharing_enabled":true,"jetpack_shortlink":"https:\/\/wp.me\/p2yiY3-jv","_links":{"self":[{"href":"https:\/\/yangtingkun.net\/index.php?rest_route=\/wp\/v2\/posts\/1209"}],"collection":[{"href":"https:\/\/yangtingkun.net\/index.php?rest_route=\/wp\/v2\/posts"}],"about":[{"href":"https:\/\/yangtingkun.net\/index.php?rest_route=\/wp\/v2\/types\/post"}],"author":[{"embeddable":true,"href":"https:\/\/yangtingkun.net\/index.php?rest_route=\/wp\/v2\/users\/1"}],"replies":[{"embeddable":true,"href":"https:\/\/yangtingkun.net\/index.php?rest_route=%2Fwp%2Fv2%2Fcomments&post=1209"}],"version-history":[{"count":1,"href":"https:\/\/yangtingkun.net\/index.php?rest_route=\/wp\/v2\/posts\/1209\/revisions"}],"predecessor-version":[{"id":1210,"href":"https:\/\/yangtingkun.net\/index.php?rest_route=\/wp\/v2\/posts\/1209\/revisions\/1210"}],"wp:attachment":[{"href":"https:\/\/yangtingkun.net\/index.php?rest_route=%2Fwp%2Fv2%2Fmedia&parent=1209"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/yangtingkun.net\/index.php?rest_route=%2Fwp%2Fv2%2Fcategories&post=1209"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/yangtingkun.net\/index.php?rest_route=%2Fwp%2Fv2%2Ftags&post=1209"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}